Home / 21,225,961.92-31,839,566.40-5,873,377.60

Finding the Fourth Proportional to 21,225,961.92, 31,839,566.40 and 5,873,377.60

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Solution

The fourth proportional to 21,225,961.92, 31,839,566.40 and 5,873,377.60 is: 8,810,238.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,225,961.92 : 31,839,566.40 = 5,873,377.60 : x
  2. Step 2: Convert to fraction form
    21,225,961.92/31,839,566.40 = 5,873,377.60/x
  3. Step 3: Cross multiply
    21,225,961.92x = 31,839,566.40 × 5,873,377.60
  4. Step 4: Simplify right side
    21,225,961.92x = 187,005,796,087,472.62
  5. Step 5: Solve for x
    x = 187,005,796,087,472.62/21,225,961.92
  6. Step 6: Final answer
    x = 8,810,238.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.